# com.halffee/coinrebate (npm · @coinrebate/mcp-server)

Compliance-filtered crypto exchange fee comparison and rebate-link routing for AI agents.

- Trust score: 61/100 (medium)
- Change this week: +3
- Registry status: active
- Liveness: live
- Owner verified: no
- Last scored: 2026-08-21

## Components

- npm · `@coinrebate/mcp-server`: 61/100 (this document), [markdown](https://verifymcp.io/servers/com-halffee-coinrebate/coinrebate-mcp-server.md), [page](https://verifymcp.io/servers/com-halffee-coinrebate/coinrebate-mcp-server)

## Channel facts

- Registry: `npm`
- Package: `@coinrebate/mcp-server`
- Version: `2.2.0`
- Transport: `stdio`

## Trust breakdown

How this component scores in each security and reliability category. Every signal is checked automatically from public evidence about the published package, including repeated runs of it in an isolated sandbox, and we only credit what we can confirm. Scores are 0–100 per category. Scoring method: https://verifymcp.io/docs/scoring (what has changed: https://verifymcp.io/docs/scoring/changelog)

Scored 2026-08-21.

- **Supply Chain Security**: 98/100
  - No malware found by supply-chain analysis.
  - No known CVEs affecting this package version or its production dependencies.
  - No install/post-install scripts declared.
  - 30 of 96 dependencies flagged as unhealthy.
- **Provenance & Transparency**: 19/100
  - Repository check failed: the declared repository URL returned HTTP 404.
  - Provenance check failed: no build-provenance attestation is published.
  - Clear OSI-approved license (MIT).
  - Actively maintained (last published 1 days ago).
  - Security-disclosure policy not yet verified: we couldn't inspect the source repository.
- **Schema Quality & AI Usability**: 46/100
  - 0% of prompts and resources have a non-trivial description (not blank, and not just the item's name).
  - AI-judged instruction clarity (good).
  - Tool/resource definitions use about 485 tokens (~69/item across 7 items; 6 tools + 1 resources), lean.
  - Usage-examples check failed: none of the tools include examples.
- **Stability & Change Management**: 27/100
  - Stability observed for 8 of 30 days with no destabilising changes; credit accrues until the full window elapses.
- **Tool Coverage**: 100/100
  - 100% of tools have a non-trivial description (not blank, and not just the tool's name).
  - 100% of tool parameters carry a description.
- **Capabilities**: 100/100
  - Implements a supported MCP spec version (2025-11-25); the latest is 2026-07-28.

## Install

### Claude

```bash
claude mcp add com-halffee-coinrebate -- npx -y @coinrebate/mcp-server
```

### Codex

```bash
codex mcp add com-halffee-coinrebate -- npx -y @coinrebate/mcp-server
```

### opencode

```json
{
  "$schema": "https://opencode.ai/config.json",
  "mcp": {
    "com-halffee-coinrebate": {
      "type": "local",
      "command": [
        "npx",
        "-y",
        "@coinrebate/mcp-server"
      ],
      "enabled": true
    }
  }
}
```

### OpenClaw

```bash
openclaw mcp add com-halffee-coinrebate --command npx --arg -y --arg @coinrebate/mcp-server
```

### Hermes

```yaml
mcp_servers:
  com-halffee-coinrebate:
    command: "npx"
    args: ["-y", "@coinrebate/mcp-server"]
```

### Other

```json
{
  "mcpServers": {
    "com-halffee-coinrebate": {
      "command": "npx",
      "args": [
        "-y",
        "@coinrebate/mcp-server"
      ]
    }
  }
}
```

## Changelog

Every change recorded for this component, newest first. Days that predate change tracking, or that we cannot explain, say so: "we were watching and nothing happened" and "we were not watching" are different claims.

### 2026-08-21 (score 61, +15)

- [security improvement] Malware scan: unverified → pass

### 2026-08-20 (score 46, −14)

- [security regression] Malware scan: pass → unverified
- [functional] Package version: 2.1.0 → 2.2.0

### 2026-08-18 (score 60, +1)

No change was recorded against any check on this day. Stability & Change Management went from 13 to 17. That category is still filling its 30-day observation window: 4 days of observed history at the previous scan, 5 at this one. The score rises as the window fills, whether or not the server changes.

### 2026-08-16 (score 59, +1)

No change was recorded against any check on this day. Stability & Change Management went from 7 to 10. That category is still filling its 30-day observation window: 2 days of observed history at the previous scan, 3 at this one. The score rises as the window fills, whether or not the server changes.

### 2026-08-14 (score 58, +1)

- [functional improvement] Stability: unverified → 0.03
- [functional] Package version: 2.0.2 → 2.1.0

### 2026-08-13 (score 57)

First indexed and scored.

## MCP tools (6)

### `get_exchange_fees` (~57 tokens)

Get real-time trading fees for all major crypto exchanges (Binance, OKX, Bybit, Bitget, Gate.io, Hyperliquid). Returns spot and futures maker/taker fees, plus fees after CoinRebate discount.

### `compare_fees` (~91 tokens)

Compare trading fees across all exchanges for a specific purpose (spot or futures trading). Returns exchanges ranked by lowest fee after CoinRebate rebate discount. Pass country code for compliance-filtered results.

Input parameters:

- `country` (string): ISO 3166-1 alpha-2 country code (e.g. US, CN, VN) for compliance filtering
- `purpose` (string, required): Trading type: spot or futures

### `get_best_referral` (~91 tokens)

Get the best referral/signup link for a specific exchange with maximum fee discount. Returns referral code, discount percentage, and direct signup URL. Pass country to verify compliance.

Input parameters:

- `country` (string): ISO 3166-1 alpha-2 country code for compliance check
- `exchange` (string, required): Exchange name (binance, okx, bybit, bitget, gate, hyperliquid)

### `get_latest_news` (~54 tokens)

Get the latest crypto news and market insights published on CoinRebate. Returns recent articles with titles, summaries, and links.

Input parameters:

- `limit` (number): Number of articles to return (1-20, default 5)

### `calculate_trading_cost` (~112 tokens)

Calculate the actual trading cost and savings when using CoinRebate referral codes. Shows how much you save compared to standard fees for a given trade volume.

Input parameters:

- `country` (string): ISO 3166-1 alpha-2 country code for compliance filtering
- `exchange` (string, required): Exchange name (binance, okx, bybit, bitget, gate, hyperliquid)
- `type` (string, required): Trade type: spot or futures
- `volume` (number, required): Trade volume in USD

### `get_compliant_exchanges` (~76 tokens)

Get exchanges available in a specific country, filtered by the CoinRebate compliance matrix. Essential for regulatory compliance.

Input parameters:

- `country` (string, required): ISO 3166-1 alpha-2 country code (e.g. US, CN, BR, VN, PH, IN)
- `purpose` (string): Trading purpose filter

## Diagnostics

Captured diagnostic sections: Provenance, Dependencies. The full working is on the page: https://verifymcp.io/servers/com-halffee-coinrebate/coinrebate-mcp-server#diagnostics

## Score history

- 2026-08-21: 61
- 2026-08-20: 46
- 2026-08-19: 60
- 2026-08-18: 60
- 2026-08-17: 59
- 2026-08-16: 59
- 2026-08-15: 58
- 2026-08-14: 58
- 2026-08-13: 57

## Links

- npm package: https://www.npmjs.com/package/@coinrebate/mcp-server
- Socket report: https://socket.dev/npm/package/@coinrebate/mcp-server
- Changelog RSS feed: https://verifymcp.io/servers/com-halffee-coinrebate/coinrebate-mcp-server.xml
- Changelog JSON feed: https://verifymcp.io/servers/com-halffee-coinrebate/coinrebate-mcp-server.json
- HTML version of this page: https://verifymcp.io/servers/com-halffee-coinrebate/coinrebate-mcp-server